CVE-2026-1587CWE-404

Open5GS SGWC s11-handler.c sgwc_s11_handle_modify_bearer_request denial of service

Medium · published January 29, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
47.0
In the wild
Unconfirmed
What it is

A vulnerability has been found in Open5GS up to 2.7.6. The affected element is the function sgwc_s11_handle_modify_bearer_request of the file /sgwc/s11-handler.c of the component SGWC. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Applying a patch is the recommended action to fix this issue. The issue report is flagged as already-fixed.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00580 · 47.0th percentile
Weakness
CWE-404 · Improper Resource Shutdown or Release
Published
2026-01-29T12:32Z
EPSS history
Timeline
  • 29 JAN 12:32Z
    Open5GS SGWC s11-handler.c sgwc_s11_handle_modify_bearer_request denial of service
    cvelistv5